From c310593c3fc8bcc302f28c0380ee2e9257329cd1 Mon Sep 17 00:00:00 2001
From: MysterD <myster@d>
Date: Fri, 30 Jul 2021 18:41:49 -0700
Subject: [PATCH] DJUI: Resize HUD scale based on window resolution

---
 src/pc/djui/djui_cursor.c |  5 +++--
 src/pc/djui/djui_gfx.c    | 21 ++++++++++++++++-----
 src/pc/djui/djui_gfx.h    |  2 ++
 src/pc/djui/djui_root.c   |  2 +-
 4 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/src/pc/djui/djui_cursor.c b/src/pc/djui/djui_cursor.c
index 4ab4b163..cc7d2ca2 100644
--- a/src/pc/djui/djui_cursor.c
+++ b/src/pc/djui/djui_cursor.c
@@ -14,6 +14,7 @@ static f32 sSavedMouseX = 0;
 static f32 sSavedMouseY = 0;
 f32 gCursorX = 0;
 f32 gCursorY = 0;
+
 void djui_cursor_set_visible(bool visible) {
     if (sMouseCursor) {
         djui_base_set_visible(&sMouseCursor->base, visible);
@@ -126,8 +127,8 @@ void djui_cursor_update(void) {
 
     // update mouse cursor
     if (sCursorMouseControlled) {
-        gCursorX = mouse_window_x;
-        gCursorY = mouse_window_y;
+        gCursorX = mouse_window_x / djui_gfx_get_scale();
+        gCursorY = mouse_window_y / djui_gfx_get_scale();
     } else if (sInputControlledBase != NULL) {
         djui_cursor_base_hover_location(sInputControlledBase, &gCursorX, &gCursorY);
     }
diff --git a/src/pc/djui/djui_gfx.c b/src/pc/djui/djui_gfx.c
index a4daa06f..b0b4df74 100644
--- a/src/pc/djui/djui_gfx.c
+++ b/src/pc/djui/djui_gfx.c
@@ -24,6 +24,17 @@ const Gfx dl_djui_simple_rect[] = {
     gsSPEndDisplayList(),
 };
 
+f32 djui_gfx_get_scale(void) {
+    u32 windowWidth, windowHeight;
+    wm_api->get_dimensions(&windowWidth, &windowHeight);
+    if (windowHeight < 720 - 64) {
+        return 0.5f;
+    } else if (windowHeight < 1440 - 64) {
+        return 1.0f;
+    } else {
+        return 2.0f;
+    }
+}
 /////////////////////////////////////////////
 
 static const Vtx vertex_djui_image[] = {
@@ -76,23 +87,23 @@ void djui_gfx_render_texture(const u8* texture, u32 w, u32 h, u32 bitSize) {
 void djui_gfx_position_translate(f32* x, f32* y) {
     u32 windowWidth, windowHeight;
     wm_api->get_dimensions(&windowWidth, &windowHeight);
-    *x = GFX_DIMENSIONS_FROM_LEFT_EDGE(0) + *x * ((f32)SCREEN_HEIGHT / (f32)windowHeight);
-    *y = SCREEN_HEIGHT - *y * ((f32)SCREEN_HEIGHT / (f32)windowHeight);
+    *x = GFX_DIMENSIONS_FROM_LEFT_EDGE(0) + *x * ((f32)SCREEN_HEIGHT / (f32)windowHeight) * djui_gfx_get_scale();
+    *y = SCREEN_HEIGHT - *y * ((f32)SCREEN_HEIGHT / (f32)windowHeight) * djui_gfx_get_scale();
 }
 
 void djui_gfx_scale_translate(f32* width, f32* height) {
     u32 windowWidth, windowHeight;
     wm_api->get_dimensions(&windowWidth, &windowHeight);
     
-    *width  = *width * ((f32)SCREEN_HEIGHT / (f32)windowHeight);
-    *height = *height * ((f32)SCREEN_HEIGHT / (f32)windowHeight);
+    *width  = *width * ((f32)SCREEN_HEIGHT / (f32)windowHeight) * djui_gfx_get_scale();
+    *height = *height * ((f32)SCREEN_HEIGHT / (f32)windowHeight) * djui_gfx_get_scale();
 }
 
 void djui_gfx_size_translate(f32* size) {
     u32 windowWidth, windowHeight;
     wm_api->get_dimensions(&windowWidth, &windowHeight);
 
-    *size = *size * ((f32)SCREEN_HEIGHT / (f32)windowHeight);
+    *size = *size * ((f32)SCREEN_HEIGHT / (f32)windowHeight) * djui_gfx_get_scale();
 }
 
 bool djui_gfx_add_clipping_specific(struct DjuiBase* base, bool rotatedUV, f32 dX, f32 dY, f32 dW, f32 dH) {
diff --git a/src/pc/djui/djui_gfx.h b/src/pc/djui/djui_gfx.h
index ff830767..5801260c 100644
--- a/src/pc/djui/djui_gfx.h
+++ b/src/pc/djui/djui_gfx.h
@@ -9,6 +9,8 @@ extern const Gfx dl_djui_simple_rect[];
 extern const Gfx dl_djui_img_begin[];
 extern const Gfx dl_djui_img_end[];
 
+f32 djui_gfx_get_scale(void);
+
 void djui_gfx_render_texture(const u8* texture, u32 w, u32 h, u32 bitSize);
 
 void djui_gfx_position_translate(f32* x, f32* y);
diff --git a/src/pc/djui/djui_root.c b/src/pc/djui/djui_root.c
index 2de18121..5e934b63 100644
--- a/src/pc/djui/djui_root.c
+++ b/src/pc/djui/djui_root.c
@@ -9,7 +9,7 @@ static void djui_root_render(struct DjuiBase* base) {
 
     // fill the screen
     djui_base_set_location(base, 0, 0);
-    djui_base_set_size(base, windowWidth, windowHeight);
+    djui_base_set_size(base, windowWidth / djui_gfx_get_scale(), windowHeight / djui_gfx_get_scale());
 
     // compute base
     djui_base_compute(base);